{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1286467862",
    "entityType": "Track",
    "nonce": "0x63bd72fb2b7dfd281eb94c4fe38641de02849e795398705647b2895fc94d01d8",
    "signature": "0x81fb78049289a2f7f62df82317b285af2d4e6f6f8b7991aa3c26bf6a79a6c7fc667d1acad446f05875cad395b68eb30403f748de0460fcbb6c14398645db49de1c",
    "signer": "0xfd5EE56eda30ffd18A7A4A54B9667aE09728544e",
    "userId": "377943659"
  }
}